29
MCQ (Multiple Correct Answer)
Which of the following options are not in accordance with the property mentioned against them?
A
$\mathrm{F}_2>\mathrm{Cl}_2>\mathrm{Br}_2>\mathrm{I}_2$ Oxidising power
B
$\mathrm{MI}>\mathrm{MBr}>\mathrm{MCl}>\mathrm{MF}$ Ionic character of metal halide
C
$\mathrm{F}_2>\mathrm{Cl}_2>\mathrm{Br}_2>\mathrm{I}_2$ Bond dissociation enthalpy
D
$\mathrm{HI}<\mathrm{HBr}<\mathrm{HCl}<\mathrm{HF}$ Hydrogen-halogen bond strength
30
MCQ (Multiple Correct Answer)
Which of the following is correct for $\mathrm{P}_4$ molecule of white phosphorus?
A
It has 6 lone pairs of electrons
B
It has six P — P single bonds
C
It has three P — P single bonds
D
It has four Ione pairs of electrons
31
MCQ (Multiple Correct Answer)
Which of the following statements are correct?
A
Among halogens, radius ratio between iodine and fluorine is maximum.
B
Leaving $\mathrm{F}-\mathrm{F}$ bond, all halogens have weaker $X-X$ bond than $X-X^{\prime}$ bond in interhalogens.
C
Among interhalogen compounds maximum number of atoms are present in iodine fluoride.
D
Interhalogen compounds are more reactive than halogen compounds.
32
MCQ (Multiple Correct Answer)
Which of the following statements are correct for $\mathrm{SO}_2$ gas?
A
It acts as bleaching agent in moist conditions.
B
Its molecule has linear geometry.
C
Its dilute solution is used as disinfectant.
D
It can be prepared by the reaction of dilute $\mathrm{H}_2 \mathrm{SO}_4$ with metal sulphide.
33
MCQ (Multiple Correct Answer)
Which of the following statements are correct?
A
All the three $\mathrm{N}-\mathrm{O}$ bond lengths in $\mathrm{HNO}_3$ are equal.
B
All $\mathrm{P}-\mathrm{Cl}$ bond lengths in $\mathrm{PCl}_5$ molecule in gaseous state are equal
C
$\mathrm{P}_4$ molecule in white phosphorus have angular strain therefore white phosphorus is very reactive
D
$\mathrm{PCl}_5$ is ionic in solid state in which cation is tetrahedral and anion is octahedral.